Amateur Radio Miniature Rigs
- Article abuot Minitature rigs, basics common features and common problems of Icom IC-7000 IC-7200, Yaesu FT-100, ICOM IC-706, Kenwood TS50S, SGC2020, Kenwood TS-480, Yaesu FT-450 by K0BG
Frequency Locked Loop VFO for HF
- A device which joins in a single microprocessor a digital programmable frequency meter and a control logic capable to lock a manually tuned VFO to its actual frequency by IK3OIL
PC to RTX interface
- Interface with galvanic isolated audio and digital paths. For ICOM IC-706, IC-718, IC-746 and IC-756 HF transceivers, the next one suits modern KENWOOD HF RIGs and the third is a simple "PSK-31" interface.